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Whakaoti mō x
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Ngā Raru Ōrite mai i te Rapu Tukutuku

Tohaina

-13x=-18
Tangohia te 18 mai i ngā taha e rua. Ko te tau i tango i te kore ka hua ko tōna korenga.
x=\frac{-18}{-13}
Whakawehea ngā taha e rua ki te -13.
x=\frac{18}{13}
Ka taea te hautanga \frac{-18}{-13} te whakamāmā ki te \frac{18}{13} mā te tango tahi i te tohu tōraro i te taurunga me te tauraro.